Category
Storage Tanks
Subcategory
Underground
Applicable standards
3
Issuing bodies
3
Description
Underground storage tank for fuels, oils, chemicals (typically retail / industrial fuel).
Applicable Standards (3)
API — 1 standard
API 12P
Specification for Fiberglass Reinforced Plastic Tanks
FRP/GRP tanks for upstream and downstream production service.
ASTM — 1 standard
ASTM A53 / A53M
Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless
Welded and seamless black and galvanized steel pipe for utility, plumbing, low-pressure service.
Key requirements (7)
- Pipe — Black and Hot-Dipped, Zinc-Coated, Welded and Seamless.
- Grades A and B: Grade A (yield 30 ksi, UTS 48 ksi); Grade B (yield 35 ksi, UTS 60 ksi).
- Common for water, steam, low-pressure gas, structural service.
- NOT suitable for higher-pressure refinery service (use A106 instead).
- Manufacturing: Type F (furnace welded), Type E (ERW), Type S (seamless).
- Sizes: NPS 1/8 to 26.
- Hydrotest: per pipe at mill, typically 700–2500 psi by NPS/schedule.
NFPA — 1 standard
NFPA 30
Flammable and Combustible Liquids Code
Storage, handling, dispensing of flammable and combustible liquids.